title: The association of tramadol and morphine in the treatment of acute postoperative pain.
authors.forename: M
authors.initials: M
authors.lastname: Ribezzi
authors.forename: N
authors.initials: N
authors.lastname: Di Venosa
authors.forename: E
authors.initials: E
authors.lastname: Nicoletti
authors.forename: E
authors.initials: E
authors.lastname: Lauta
authors.forename: R
authors.initials: R
authors.lastname: Giuliani
mesh_terms: D016058:Analgesia, Patient-Controlled; D000701:Analgesics, Opioid / Q000008:administration & dosage / Q000009:adverse effects / Q000627:therapeutic use*; D017322:Clinical Trials, Phase II as Topic; D004347:Drug Interactions; D004359:Drug Therapy, Combination; D006801:Humans; D007262:Infusions, Intravenous; D009020:Morphine / Q000008:administration & dosage / Q000009:adverse effects / Q000627:therapeutic use*; D010147:Pain Measurement / Q000187:drug effects; D010149:Postoperative Pain / Q000188:drug therapy*; D014147:Tramadol / Q000008:administration & dosage / Q000009:adverse effects / Q000627:therapeutic use*
chemical_list: D000701:Analgesics, Opioid; D014147:Tramadol; D009020:Morphine